User`s guide

Fuse Replacement
Battery Replacement
1. Remove screw and swing cover to the
side.
2. Slide battery out from under clip.
3. Install Lithium Coin Battery: 3V, 16mm
CR1620 (Harvard Part No. 5155-288 or
equivalent) by sliding under clip with
positive side facing out
!
CAUTION: Use only same type
& rated battery. Observe polarity
when installing.
K
ey Information
1. Make sure the power cord is disconnected
from the main supply before servicing the
fuse.
2. Use only Type 3AG, 1/4" x 11/4, ½ amp,
250 volt; Type T (time delay) fuses
(
Harvard Apparatus Part No. 5146-037 or
equivalent).
Turn off power and remove power cord from
power module. Use a straight blade screw-
driver to pry open the access door. Remove
the fuse holder and then remove the fuses
from this holder as shown in figure below.
Replace fuses, and then replace the fuse holder.
Harvard Apparatus PHD ULTRA
™
Syringe Pump Series User's Manual
Publication 5419-002-Rev-A
111
A
ppendices
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